43493622047 has 2 divisors, whose sum is σ = 43493622048. Its totient is φ = 43493622046.

The previous prime is 43493622037. The next prime is 43493622061. The reversal of 43493622047 is 74022639434.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 43493622047 - 2¹⁶ = 43493556511 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 43493621989 and 43493622007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (43493622037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21746811023 + 21746811024.

It is an arithmetic number, because the mean of its divisors is an integer number (21746811024).

Almost surely, 2^43493622047 is an apocalyptic number.

43493622047 is a deficient number, since it is larger than the sum of its proper divisors (1).

43493622047 is an equidigital number, since it uses as much as digits as its factorization.

43493622047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 870912, while the sum is 44.

The spelling of 43493622047 in words is "forty-three billion, four hundred ninety-three million, six hundred twenty-two thousand, forty-seven".